Once you are in place, then use the opposite hand to help rotate the body off the floor as if to turn towards the ceiling.  This stretch is very intense.  Push slowly at first and do not be surprised if you can not roll much of your chest off the ground.  It will help to take the leg, as you see in the picture and reach it back towards the arm that is stretching.    Hold for 15-30 seconds at a time.  Warm the shoulders up first before doing this stretch.  It is ideal to use this stretch throughout your workout.
Tight shoulders are hardly unique to boxers or punchers of any kind.  All types of athletes experience lack of range throughout their shoulder joint which ultimately leads to poor sport performace.  This is certainly happening during this fine Spring season as baseball has begun.  Mike Pelfrey from the New York Mets has been experiencing shoulder... Read more »